Answer:
a=5
x=4
ax+3=23
5×4+3=23
Step-by-step explanation:
Step-by-step explanation:

Hope it will help :)
Answer:
8800
Step-by-step explanation:
Both exponential i.e 5 ^x
A is true, surprisingly.
B cannot be true, it alternates.(rule of indices negatives by positive exponent = positive, negative by negative , but -5 x -5 x -5 = + 5)
I'm only imaginging, but C must be right, since it increases exponentially, as opposed to D which only increases quadratically.